http://www.niddk.nih.gov/
NIDDK – National Institute of Diabetes & Digestive & Kidney Diseases
http://catalog.niddk.nih.gov/resources/
NIDDK Reference Collection
http://diabetes.niddk.nih.gov/
NDIC – National Diabetes Information Clearinghouse (part of the NIDDK)
http://www.fda.gov/diabetes/
U.S. Food and Drug Administration – Diabetes
http://www.diabetes.org/
American Diabetes Association
http://www.liebertpub.com/
Ann Liebert, Inc. universally acknowledged for publishing in biomedical areas
http://www.ncbi.nlm.nih.gov/
National Center for Biotechnology Information
http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?DB=pubmed
PubMed